TROUBLE DIAGNOSES — How to Perform Trouble Diagnoses (Cont'd) — Work Flow
BR-39flowchartHow to Perform Trouble Diagnoses for Quick and Accurate Repair (Cont'd)
WORK FLOW
A.B.S. trouble-diagnoses work flow
1
CHECK IN
2
LISTEN TO CUSTOMER COMPLAINTS — Reference: Diagnostic Worksheet (BR-40)
3
INVESTIGATE ITEMS YOU SHOULD CARRY OUT RELATED TO EACH SYMPTOM AND NOTE — Reference: Symptom Chart (BR-41)
4
ELIMINATE GOOD SYSTEMS ON GOOD PARTS — Reference: Preliminary Check (BR-42 to BR-44)
Not self-diagnostic item
return to step 6
Self-diagnostic item
5
DETERMINE MALFUNCTIONING CIRCUIT(S) OR PART(S) — Reference: Self-diagnosis (BR-45)
Self-diagnosis
6
ELIMINATE GOOD PART(S), HARNESS(ES) OR CONNECTOR(S) THROUGH ELECTRICALLY TESTING — References: Component Parts Location (BR-46), Harness Connector Location (BR-47), Ground Circuit Check (BR-48), Diagnostic Worksheet (BR-40), Diagnostic Procedures (BR-50–53), Circuit Diagram for Quick Pinpoint Check (BR-49)
Malfunctioning harness(es) and connector(s)
REPAIR (malfunctioning harness(es) and connector(s) branch)
REPAIR (malfunctioning harness(es) and connector(s) branch)
FINAL CHECK
Malfunctioning parts
7
INSPECTION ON THE BASE OF EACH COMPONENT — Reference: Diagnostic Procedure(s) (BR-54–59)
8
REPAIR OR REPLACE (malfunctioning parts branch)
9
FINAL CHECK
N.G.
return to step 4
O.K.
CHECK OUT
See also
BR-41TROUBLE DIAGNOSES — Symptom ChartBR-42TROUBLE DIAGNOSES — Preliminary Check 1BR-43TROUBLE DIAGNOSES — Preliminary Check 2BR-44TROUBLE DIAGNOSES — Preliminary Check 3, 4BR-45TROUBLE DIAGNOSES — Self-diagnosis — Checking the Number of L.E.D. FlashesBR-46TROUBLE DIAGNOSES — Component Parts LocationBR-47TROUBLE DIAGNOSES — Harness Connector LocationBR-48TROUBLE DIAGNOSES — Ground Circuit CheckBR-49TROUBLE DIAGNOSES — Circuit Diagram for Quick Pinpoint CheckBR-50TROUBLE DIAGNOSES — Diagnostic Procedure 1 — Pedal vibration and noiseBR-51TROUBLE DIAGNOSES — Diagnostic Procedure 1 (Cont'd) and Procedure 2BR-52TROUBLE DIAGNOSES — Diagnostic Procedure 3 and Procedure 4BR-53TROUBLE DIAGNOSES — Diagnostic Procedure 5 and Procedure 6BR-54TROUBLE DIAGNOSES — Diagnostic Procedure 7 — Actuator Solenoid (L.E.D. flashing 1-4)BR-55TROUBLE DIAGNOSES — Diagnostic Procedure 8 — Wheel speed sensor (L.E.D. flashing 5-8)BR-56TROUBLE DIAGNOSES — Diagnostic Procedure 9 — Actuator Motor Relay (L.E.D. flashing 9)BR-57TROUBLE DIAGNOSES — Diagnostic Procedure 10 — Actuator Solenoid Valve Relay (L.E.D. flashing 10)BR-58TROUBLE DIAGNOSES — Diagnostic Procedure 11 — Control Unit (L.E.D. flashing 16)BR-59TROUBLE DIAGNOSES — Diagnostic Procedure 12 — Control Unit or Power Supply and Ground Circuit